<template>
  <div>
    <p>请选择你喜欢的专栏</p>
    <span v-for="(item,index) in arr" :key="index">
      <input v-model="newArr" :value="item" type="checkbox"> {{item}}
    </span>
    <ul>
      <li v-for="(item,index) in newArr" :key="index">{{item}}</li>
    </ul>
  </div>
</template>

<script>
export default {
  data() {
    return {
      arr:["科幻", "喜剧", "动漫", "冒险", "科技", "军事", "娱乐", "奇闻"],
      newArr:[]
    }
  }
}
</script>

<style>

</style>